root/maint/gnulib/lib/strndup.c

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DEFINITIONS

This source file includes following definitions.
  1. strndup

   1 /* A replacement function, for systems that lack strndup.
   2 
   3    Copyright (C) 1996-1998, 2001-2003, 2005-2007, 2009-2021 Free Software
   4    Foundation, Inc.
   5 
   6    This file is free software: you can redistribute it and/or modify
   7    it under the terms of the GNU Lesser General Public License as
   8    published by the Free Software Foundation; either version 2.1 of the
   9    License, or (at your option) any later version.
  10 
  11    This file is distributed in the hope that it will be useful,
  12    but WITHOUT ANY WARRANTY; without even the implied warranty of
  13    MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
  14    GNU Lesser General Public License for more details.
  15 
  16    You should have received a copy of the GNU Lesser General Public License
  17    along with this program.  If not, see <https://www.gnu.org/licenses/>.  */
  18 
  19 #include <config.h>
  20 
  21 #include <string.h>
  22 
  23 #include <stdlib.h>
  24 
  25 char *
  26 strndup (char const *s, size_t n)
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  27 {
  28   size_t len = strnlen (s, n);
  29   char *new = malloc (len + 1);
  30 
  31   if (new == NULL)
  32     return NULL;
  33 
  34   new[len] = '\0';
  35   return memcpy (new, s, len);
  36 }

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